Homework Answers
we know v= sqrt(T/m)
so, the velocity of propagation of wave = sqrt(40/0.005) = 89.44 m/s.....................ans a)
n = v/2L
SO, n3 = 3n= 3v/2l
or, 3x60 = 3x89.44/3l
or, l = 0.4968 m = 49.68 cm ...................................ans b)
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